YBN Nahmir has racked up more than 250 MILLION views on YouTube after exploding onto the rap scene ... and says he's living proof the next place to find huge rap stars is in video gaming.
Here's the deal ... Nahmir would showcase his freestyle skills while playing games like Grand Theft Auto and people loved it. He blew up and now the 18-year-old is becoming a force in the hip-hop world.
But, Nahmir is not some anomaly -- telling TMZ Sports there are TONS of super talented young rappers using video game streaming services to get noticed .